Manage database administration for DB2 LUW, focusing on high availability configurations (HADR), facilitating migrations across data centers and platforms, and implementing disaster recovery strategies.Ensure database security through monthly updates, incident resolution, and feature implementation in response to client requests.Troubleshoot issues reported by application teams and collaborate on planning for new projects.Implement SSL for secure database connections and Encryption for data at rest.Conduct meetings with clients and developers to identify issues and strategize future changes.Support and administer Windows Server (2016, 2019, 2022), applying monthly patches, addressing vulnerabilities, and enforcing security protocols like IPSec and Group Policy.Implement monitoring tools such as Dynatrace and IBM QRadar, creating performance reports, and managing tasks through Jira for client and developer incidents.

Database Administration: Provided first-level support for Oracle and SQL Server, focusing on access control, privilege management, installation, monitoring, capacity reporting and patching.On-Premises Activities: Conducted server installations, cabling, and data center migrations.Microsoft Windows Server Administration: Managed backups, access controls, incident management, change management, troubleshooting, security, monitoring, performance tuning, Active Directory (AD), Internet Information Services (IIS), and Windows Server Update Services (WSUS). Responsible for planning and executing migrations from obsolete operating systems, such as Windows Server 2012, to more recent versions.Linux Systems Administration: Handled access control, troubleshooting (including network troubleshooting to identify connection failures between servers and systems), backups, and provided first-level support.Backup Infrastructure Management: Responsible for the entire backup infrastructure for both databases and servers, including the creation of new servers, configuration of storage systems and data domains, establishment and definition of backup policies, and scheduling for the entire data center.Virtualization: Experienced with VMware and Hyper-V,performed P2V and V2V migrations.

Key Competencies: Worked with SAN protocols, supported commercial partners (Dell, HPE, VMware), contributed to documentation, implemented new projects and internal processes, collaborated with development and application teams, ensured server compliance with security standards. Actively participated in audit processes in collaboration with auditors.Linux Systems Administration: Handled access control, troubleshooting (including network troubleshooting to identify connection failures between servers and systems), backups, and provided first-level support.Backup Infrastructure Management: Responsible for the entire backup infrastructure for both databases and servers, including the creation of new servers, configuration of storage systems and data domains, establishment and definition of backup policies, and scheduling for the entire data center.